feeldb

Luck-Key

2016 · 112 min · Director: Kae-Byeok Lee, Lee Kae-byeok ★ IMDb 6.9 · 3,691 ratings

Show plot summary (may contain spoilers)

A reverse comedy that tells the story of a perfectionist assassin who falls and hits his head in a sauna, giving him amnesia. When a down-and-out actor switches locker keys with him, they switch lives until the hit-man, who soon becomes an action hero on TV, starts to remember things.

Ask Kadri

Trailer for Luck-Key

Playing the trailer connects to YouTube. No connection is made until you choose to play.

Rate how it felt
Working…

Your viewing check-in

Emotional fingerprint

Luck-Key (2016) — Movie. Top emotional signals: Humor 35%, Surprise 20%, Excitement 20%. Source: AI estimate. Shares describe emotional signal, not percentages of people. Your experience may differ. How we measure

  1. Humor35%
  2. Relief10%

AI estimate · no viewer votes yet

How we measure

AI estimate

Share of emotional signal, not the percentage of people or a probability of enjoyment.

Each viewer contributes one response, split equally across their selected emotions. When available, an automated estimate supplies a prior that is blended with those responses. Counts include distinct viewers, not automated estimates or archived anonymous votes. Fewer than 3 viewers is an early estimate; more responses do not guarantee certainty.

Why it feels this way

The strongest emotional signals are Humor, Surprise, Excitement. Genres: Comedy, Crime, Action. AI estimate.

Is it worth watching?

Consider this title if you are looking for Humor, Surprise and Excitement. Its IMDb rating of 6.9/10 suggests a generally positive audience reception. For these leading emotions, its Feel Score is 69/100.

How did it make you feel?

Votes are saved to the fingerprint once you’re signed in.

Pick up to three · 0/3

1
2
3

Emotional journey

AI · from subtitles
  • Humor
  • Curiosity
  • Tension

Not enough subtitle evidence

No dominant emotion

Dominant emotion: Sadness

Dominant emotion: Curiosity

Dominant emotion: Humor

Dominant emotion: Tension

Dominant emotion: Love

Humor
Curiosity
Tension
Emotional journey Emotional intensity over the film’s runtime, from quieter to stronger on a fixed 0–1 scale. Hatched intervals have insufficient subtitle evidence. The table provides the values.
Ending hidden

Dominant emotion

Intensity dips around 3 %, then peaks around 88 %.Ending hidden

Emotional journey
%Approximate minuteDominant emotionOverall intensityHumorCuriosityTension
2.5 %≈ 3′Sadness50 %30 %35 %32 %
7.5 %≈ 8′Curiosity53 %38 %45 %30 %
12.5 %≈ 14′Curiosity55 %45 %53 %23 %
17.5 %≈ 20′Humor55 %49 %53 %21 %
22.5 %≈ 25′Curiosity56 %51 %49 %26 %
27.5 %≈ 31′Humor55 %53 %39 %25 %
32.5 %≈ 36′Humor51 %50 %33 %24 %
37.5 %≈ 42′Humor54 %50 %30 %26 %
42.5 %≈ 48′Humor59 %55 %26 %28 %
47.5 %≈ 53′Humor60 %53 %33 %35 %
52.5 %≈ 59′Tension61 %49 %41 %45 %
57.5 %≈ 64′Humor63 %55 %34 %36 %
62.5 %≈ 70′Love64 %54 %24 %30 %
67.5 %≈ 76′Love66 %36 %34 %48 %
72.5 %≈ 81′Curiosity68 %21 %50 %59 %
77.5 %≈ 87′Love69 %21 %51 %59 %
82.5 %≈ 92′Tension73 %36 %48 %63 %
87.5 %≈ 98′Humor75 %54 %40 %50 %
92.5 %≈ 104′Love73 %57 %24 %20 %
97.5 %≈ 109′Love68 %55 %13 %3 %
Cinderella

Rags to riches: The emotional tone rises from negative to positive.

Riches to rags: The emotional tone falls from positive to negative.

Man in a hole: The tone falls, then recovers.

Icarus: The tone rises, then falls.

Cinderella: The tone rises, falls, then rises again.

Oedipus: The tone falls, rises, then falls again.

AI reading of the film’s English subtitles (dialogue and sound cues) — not viewer votes. How we measure ↗

Kadri — your film companion

AI

Ask anything about Luck-Key. From the film’s own dialogue and FeelDB data, at your spoiler level.

Kadri

Hi, I’m Kadri. Ask me anything about Luck-Key — I’ll stay inside your spoiler line.

Premise only
Enter to send · Shift + Enter for a new line
Afterward Reveal viewer responses · may contain spoilers

Viewer responses about feelings after the title ended, separate from feelings while watching. No AI estimates.

0 responses so far

Feeling details appear after at least 3 viewers respond, to protect privacy.

Cast

Yoo Hai-jin

Hyung-wook

LJ
Lee Joon

LJ
Lee Joon

Yoon Jae-sung

JY
Jo Yun-hie

JY
Jo Yoon-hee

Ri-na

IJ
Im Ji-yeon

Song Eun-joo

GJ
Go Joon

Kwon Hee-rak

CS
Cha Soon-hyeong

Choi Moon-seok

Cho Han-chul

Il-sung

CY
Cha Yeob

Assistant Director Jo

KM
Kim Min-sang

Film Director

KJ
Kim Ji-ahn

Kang Yu-na

SB
Seong Byeong-suk

Ri-na's Mother

PS
Park Seoung-tae

Ri-na's Grandmother

Lee Yong-nyeo

Grandmother

LS
Lee Sung-wook

Nam Myeong-jin

JH
Jung Hee-tae

Kim Pil-gyoo / Director Kim

LD
Lee Dong-yong

Choi Dong-yong

SY
Song Yo-sep

Jo Cheol-moo

GG
Geum Gwang-san

Han Jang-hyeok

LS
Lee Seung-chul

Han Jang-hyuk

KH
Kim Han-gyu

Seok Min-woo

Details

Directed by
Kae-Byeok Lee, Lee Kae-byeok
Written by
Kenji Uchida, Yoon-Mi Jang, Jang Yoon-mi
Type
Movies
Released
2016
Runtime
112 min
Country
South Korea
Ratings
★ IMDb 6.9 · 3,691 ratings
Feels mostly
Humor
Data updated

Where to watch

Also on

Availability varies by country

Data: JustWatch · Wikidata

Feels similar

More like this →

Emotion overlap shows mood similarity, not a prediction of enjoyment.